Rotate the Axes So That the New Equation Contains No $17 x^{2}-12 x y+8 y^{2}-68 x+24 y-12=0$

question 79

Multiple Choice

Rotate the axes so that the new equation contains no xy-term. Graph the new equation.
- $17 x^{2}-12 x y+8 y^{2}-68 x+24 y-12=0$

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